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Asphyxiating thoracic dysplasia. Clinical, radiological, and pathological information on 10 patients
Insights
Asphyxiating thoracic dysplasia presents diverse clinical and radiographic features. While many infants experience severe respiratory issues, some survive with normal development, though renal and liver abnormalities are common.
Area of Science:
- Medical Genetics
- Pediatric Pulmonology
- Clinical Dysmorphology
Background:
- Asphyxiating thoracic dysplasia (ATD) is a rare skeletal disorder characterized by severe thoracic hypoplasia.
- Understanding the phenotypic variability and long-term outcomes in ATD is crucial for patient management.
Observation:
- A review of 10 cases of ATD revealed significant heterogeneity in clinical manifestations and radiographic findings.
- Respiratory distress was a primary concern, affecting 7 infants, with 6 fatalities.
Findings:
- One case demonstrated remarkable survival to 15 years with normal stature and health, despite initial respiratory severity.
- Infants without respiratory compromise still faced risks, with 2 of 3 non-respiratory cases succumbing to renal failure.
- Progressive microscopic abnormalities were frequently observed in the liver and kidneys, correlating with age.
Implications:
- The findings highlight the unpredictable clinical spectrum of ATD, necessitating individualized monitoring.
- Early identification and management of potential renal and hepatic complications are vital for improving long-term prognosis in ATD patients.
- Further research into the genetic underpinnings and pathobiology of ATD is warranted to refine therapeutic strategies.
Abstract:
Review of 10 cases of asphyxiating thoracic dysplasia has shown a wide range of clinical effects and some variability in the radiographic features. Respiratory difficulty was severe in 7 babies and lethal in 6 of these. The seventh child is remarkable for his normal stature and excellent health at 15 years of age. 3 babies had no respiratory difficulty but 2 of them subsequently died of renal failure; one remains alive at 3 years. Microscopical abnormalities in the liver and kidneys were very frequent and appeared to increase progressively with age.